diff --git a/WSL/release-notes.md b/WSL/release-notes.md
index bdb67dff..57e50119 100644
--- a/WSL/release-notes.md
+++ b/WSL/release-notes.md
@@ -12,6 +12,12 @@ ms.localizationpriority: high
 
 # Release Notes for Windows Subsystem for Linux
 
+## Build 18975
+For general Windows information on build 18975 visit the [Windows blog](https://blogs.windows.com/windowsexperience/2019/09/06/announcing-windows-10-insider-preview-build-18975/).
+
+* [WSL2] Fixed a number of localhost reliability issues [GH 4340]
+
+
 ## Build 18970
 For general Windows information on build 18970 visit the [Windows blog](https://blogs.windows.com/windowsexperience/2019/08/29/announcing-windows-10-insider-preview-build-18970/).